title: Easing the pain of the tension headaches. A systematic approach.
authors.affiliation: Veterans Affairs Medical Center in Philadelphia, USA.
authors.forename: G M
authors.initials: GM
authors.lastname: Pfeiffer
mesh_terms: D000208:Acute Disease; D002908:Chronic Disease; D003937:Diagnosis, Differential; D006801:Humans; D009722:Nurse Practitioners; D009730:Nursing Assessment; D018781:Tension-Type Headache / Q000175:diagnosis* / Q000188:drug therapy* / Q000209:etiology